Multi-Container Swarms & Sharding
Horizontal scale-out combining intra-node shared memory with inter-node Multi-Raft 2PC consensus.
The Distributed Overhead Problem
Distributed database clusters often introduce heavy coordination overhead (ZooKeeper, etcd) and suffer huge latency penalties when scaling across container boundaries.
The Two-Tier Cluster Hierarchy
- Intra-Node Shared Memory: Containers co-located on the same physical host communicate at sub-microsecond latencies over a high-throughput shared memory bus.
- Inter-Node Multi-Raft Partition Mesh: Containers across physical hosts route keys to owning Raft groups using binary search over key ranges.
- 2-Phase Commit (2PC) Coordinator: Executes atomic cross-shard transactions with automatic shard splitting and merging when partitions hit capacity limits.
- Docker Swarm & Kubernetes Ready: Standard container orchestration with self-healing replicas and dynamic scaling.